<table>
  <tr>
    <td>Number of Points</td>
    <td>
      <input class='numberOfPoints' type="range" min="1" max="500" step="1" value="25" />
    </td>
  </tr>
  <tr>
    <td>Radius</td>
    <td>
      <input class='radius' type="range" min="0.1" max="0.5" step=".01" value="0.25" />
    </td>
  </tr>
</table>
